<template>
  <div class="permission-container">
    <div class="app-container">
      <!-- 表格 -->
      <el-card>
        <div style="text-align: right; margin-bottom: 20px">
          <el-button type="primary" size="small" @click="hAdd">添加权限</el-button>
        </div>
        <el-table border :data="list" type="expand" default-expand-all row-key="id">
          <el-table-column label="名称" prop="name" />
          <el-table-column label="标识" prop="code" />
          <el-table-column label="描述" prop="description" />
          <el-table-column label="操作">
            <template #default="{row}">
              <el-button v-if="row.type === 1" type="text" @click="hAddChildren(row.id)">添加</el-button>
              <el-button type="text" @click="hChange(row.id)">编辑</el-button>
              <el-button type="text" @click="hDel(row.id)">删除</el-button>
            </template>
          </el-table-column>
        </el-table>
      </el-card>
    </div>
    <el-dialog :visible.sync="showDialog" title="弹层标题" @close="hClose">
      <!-- 表单内容 -->
      <el-form label-width="100px">
        <el-form-item label="权限名称">
          <el-input v-model="formData.name" />
        </el-form-item>
        <el-form-item label="权限标识">
          <el-input v-model="formData.code" />
        </el-form-item>
        <el-form-item label="权限描述">
          <el-input v-model="formData.description" />
        </el-form-item>
        <el-form-item label="权限启用">
          <el-switch
            v-model="formData.enVisible"
            active-text="启用"
            active-value="1"
            inactive-text="不启用"
            inactive-value="0"
          />
        </el-form-item>
      </el-form>

      <template #footer>
        <div style="text-align: right;">
          <el-button @click="showDialog = false">取消</el-button>
          <el-button type="primary" @click="hSubmit">确定</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script>
import { getPermissionList, addPermission, delPermission, updatePermission, getPermissionDetail } from '@/api/permisson.js'
import { tranListToTreeData } from '@/utils'
export default {
  name: 'Permission',
  data() {
    return {
      list: [],
      showDialog: false, // 是否显示弹层
      isEndit: false,
      formData: {
        name: '', // 名称
        code: '', // 权限标识
        description: '', // 描述
        enVisible: '0', // 开启
        pid: '', // 添加到哪个节点下
        type: '1' // 类型
      }
    }
  },
  created() {
    this.loadPermissionList()
  },
  methods: {
    hClose() {
      this.formData = {
        name: '', // 名称
        code: '', // 权限标识
        description: '', // 描述
        enVisible: '0', // 开启
        pid: '', // 添加到哪个节点下
        type: '1' // 类型
      }
    },
    async hChange(id) {
      this.showDialog = true
      this.isEndit = true
      try {
        const res = await getPermissionDetail(id)
        this.formData = res.data
      } catch (error) {
        console.log(error)
      }
    },
    async loadPermissionList() {
      const res = await getPermissionList()
      // console.log('从后端获取的数据的是', res)
      this.list = tranListToTreeData(res.data, '0')
    },
    hSubmit() {
      this.isEndit ? this.upchangePermission() : this.hAddPermission()
      this.showDialog = false
      this.loadPermissionList()
    },
    async upchangePermission() {
      try {
        const res = await updatePermission(this.formData)
        console.log('updatePermission', res)
        // 保存数据
      } catch (err) {
        console.log('updatePermission', err)
      }
    },
    async hAddPermission() {
      try {
        const res = await addPermission(this.formData)
        console.log('addPermission', res)
        // 保存数据
      } catch (err) {
        console.log('addPermission', err)
      }
    },
    hAddChildren(id) {
      this.showDialog = true
      this.formData.pid = id
      this.isEndit = false
      this.formData.type = 2
    },
    hAdd() {
      this.formData.pid = 0
      this.showDialog = true
      this.isEndit = false
      this.formData.type = 1
    },
    async hDel(id) {
      try {
        const res = await delPermission(id)
        this.loadPermissionList()
        console.log('delPermission', res)
        // 保存数据
      } catch (err) {
        console.log('delPermission', err)
      }
    }

  }
}
</script>
